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Cheap flights from London Heathrow Airport to Westchester County from £440

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Westchester County departing on 2/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from London Heathrow Airport to Westchester County

Cheap return flights

Enter your travel dates to find the best prices.
American Airlines Logo
18:05 - 13:12
LHR
-
HPN
24h 07m
2 stops
American Airlines Logo
16:24 - 10:50
HPN
-
LHR
13h 26m
1 stop
£646American Airlines
Wed, 23 Sep - Mon, 28 Sep
American Airlines Logo
08:15 - 20:13
LHR
-
HPN
16h 58m
2 stops
American Airlines Logo
15:14 - 09:50
HPN
-
LHR
13h 36m
2 stops
£685American Airlines
Wed, 7 Oct - Mon, 19 Oct
Multiple Airlines Logo
12:35 - 23:20
LHR
-
HPN
15h 45m
1 stop
Multiple Airlines Logo
17:29 - 10:50
HPN
-
LHR
12h 21m
1 stop
£691Multiple Airlines
Tue, 22 Sep - Tue, 29 Sep
American Airlines Logo
18:05 - 10:30
LHR
-
HPN
21h 25m
2 stops
American Airlines Logo
17:26 - 10:15
HPN
-
LHR
35h 49m
2 stops
£695American Airlines
Tue, 14 Jul - Mon, 27 Jul
American Airlines Logo
11:40 - 23:29
LHR
-
HPN
16h 49m
2 stops
American Airlines Logo
07:25 - 08:35
HPN
-
LHR
20h 10m
1 stop
£706American Airlines
Fri, 13 Nov - Sun, 22 Nov
American Airlines Logo
07:50 - 20:13
LHR
-
HPN
17h 23m
2 stops
American Airlines Logo
15:14 - 10:35
HPN
-
LHR
14h 21m
2 stops
£711American Airlines
Wed, 7 Oct - Tue, 20 Oct
American Airlines Logo
08:15 - 20:13
LHR
-
HPN
16h 58m
2 stops
American Airlines Logo
16:19 - 09:05
HPN
-
LHR
11h 46m
1 stop
£715American Airlines
Wed, 7 Oct - Sun, 18 Oct
American Airlines Logo
11:40 - 23:29
LHR
-
HPN
16h 49m
2 stops
American Airlines Logo
07:59 - 06:20
HPN
-
LHR
17h 21m
2 stops
£717American Airlines
Fri, 13 Nov - Sat, 21 Nov
American Airlines Logo
12:15 - 22:59
LHR
-
HPN
15h 44m
1 stop
American Airlines Logo
15:22 - 10:15
HPN
-
LHR
37h 53m
2 stops
£721American Airlines
Mon, 13 Jul - Mon, 27 Jul
Multiple Airlines Logo
11:10 - 22:53
LHR
-
HPN
16h 43m
1 stop
Multiple Airlines Logo
12:00 - 06:55
HPN
-
LHR
13h 55m
1 stop
£735Multiple Airlines
Fri, 23 Oct - Wed, 4 Nov

Delta flights from London Heathrow Airport to Westchester County

Our best Delta deals on London Heathrow Airport to Westchester County flight tickets
Delta
13 Jul
LHR09:55London Heathrow
31h 01m
2 stops
HPN11:56White Plains Westchester County
27 Jul
HPN12:36White Plains Westchester County
20h 09m
2 stops
LHR13:45London Heathrow
£737
Delta
29 Jun
LHR06:15London Heathrow
21h 10m
2 stops
HPN22:25White Plains Westchester County
6 Jul
HPN17:10White Plains Westchester County
15h 35m
2 stops
LHR13:45London Heathrow
£747
Delta
1 Jul
LHR06:15London Heathrow
21h 10m
2 stops
HPN22:25White Plains Westchester County
8 Jul
HPN10:29White Plains Westchester County
14h 51m
2 stops
LHR06:20London Heathrow
£760

American Airlines flights from London Heathrow Airport to Westchester County

Our best American Airlines deals on London Heathrow Airport to Westchester County flight tickets
American Airlines
23 Sept
LHR18:05London Heathrow
24h 07m
2 stops
HPN13:12White Plains Westchester County
28 Sept
HPN16:24White Plains Westchester County
13h 26m
1 stop
LHR10:50London Heathrow
£646
American Airlines
7 Oct
LHR08:15London Heathrow
16h 58m
2 stops
HPN20:13White Plains Westchester County
19 Oct
HPN15:14White Plains Westchester County
13h 36m
2 stops
LHR09:50London Heathrow
£685
American Airlines
14 Jul
LHR18:05London Heathrow
21h 25m
2 stops
HPN10:30White Plains Westchester County
27 Jul
HPN17:26White Plains Westchester County
35h 49m
2 stops
LHR10:15London Heathrow
£695

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport to Westchester County that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 19 May 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Westchester County that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Wed 23/9

18:05-13:12

2 stops24h 07m

White Plains Westchester County

Mon 28/9

16:24-10:50

1 stop13h 26m

£646

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Wed 7/10

08:15-20:13

2 stops16h 58m

White Plains Westchester County

Mon 19/10

15:14-09:50

2 stops13h 36m

£685
Fastest return journey

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Tue 22/9

12:35-23:20

1 stop15h 45m

White Plains Westchester County

Tue 29/9

17:29-10:50

1 stop12h 21m

£691

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Tue 14/7

18:05-10:30

2 stops21h 25m

White Plains Westchester County

Mon 27/7

17:26-10:15

2 stops35h 49m

£695

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Fri 13/11

11:40-23:29

2 stops16h 49m

White Plains Westchester County

Sun 22/11

07:25-08:35

1 stop20h 10m

£706

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Wed 7/10

07:50-20:13

2 stops17h 23m

White Plains Westchester County

Tue 20/10

15:14-10:35

2 stops14h 21m

£711

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Wed 7/10

08:15-20:13

2 stops16h 58m

White Plains Westchester County

Sun 18/10

16:19-09:05

1 stop11h 46m

£715

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Fri 13/11

11:40-23:29

2 stops16h 49m

White Plains Westchester County

Sat 21/11

07:59-06:20

2 stops17h 21m

£717

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Mon 13/7

12:15-22:59

1 stop15h 44m

White Plains Westchester County

Mon 27/7

15:22-10:15

2 stops37h 53m

£721

LondonWhite Plains

LHR - HPN

LHRHPN

London Heathrow

Fri 23/10

11:10-22:53

1 stop16h 43m

White Plains Westchester County

Wed 4/11

12:00-06:55

1 stop13h 55m

£735

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Westchester County from

How to get the cheapest flight ticket from London Heathrow Airport to Westchester County

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Westchester County?

According to our data, Thursday is the cheapest day to fly to Westchester County from London Heathrow Airport. The lowest ticket price found for a Thursday departure recently was £503. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from London Heathrow Airport to Westchester County for around £563.

What is the cheapest time of day to depart on your flight to Westchester County?

In the morning is the cheapest time of day to fly from London Heathrow Airport to Westchester County when you can find flight prices for as low as £518. Flying to Westchester County in the morning is an ideal time because this is during off-peak travel hours. In the evening is when there is more demand to fly to Westchester County, so prices are often more expensive at around £581 per ticket.

How far in advance should I book a flight from London Heathrow Airport to Westchester County?

You are more likely to see cheaper flights to Westchester County from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Westchester County for around £470 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Westchester County from London Heathrow Airport for as low as £443 on momondo.

Can stopping save me money on London Heathrow Airport to Westchester County flights?

No. A direct flight is the cheapest option for a flight between London Heathrow Airport to Westchester County.

Cheap London Heathrow Airport to Westchester County flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Westchester County

Fastest flight time

13h 22m

Direct flights

None
The fastest flight from London Heathrow Airport to Westchester County takes 13h 22m
There are no direct flights from London Heathrow Airport to Westchester County. There are no popular flight routes from London Heathrow Airport to Westchester County.
Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Westchester County

  • When did momondo last update prices for flights from London Heathrow Airport to Westchester County?

    Prices for flights from London Heathrow Airport to Westchester County are updated daily.

  • How old do you have to be to fly from London Heathrow Airport to Westchester County?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Westchester County.

  • What documentation or ID do you need to fly to Westchester County?

    The necessary travel and health documents for your Westchester County trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London Heathrow Airport to Westchester County?

Why use momondo?

Why should I use momondo to find a flight deal from London to Westchester County?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Westchester County from London.

Can I find flights from London to Westchester County with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Westchester County flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Westchester County?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Westchester County.

I’m not ready to book a flight from London to Westchester County right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of London to Westchester County flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Westchester County trip

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